/usr/include/volk/volk_common.h is in gnuradio-dev 3.7.2.1-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | #ifndef INCLUDED_LIBVOLK_COMMON_H
#define INCLUDED_LIBVOLK_COMMON_H
////////////////////////////////////////////////////////////////////////
// Cross-platform attribute macros
////////////////////////////////////////////////////////////////////////
#if defined __GNUC__
# define __VOLK_ATTR_ALIGNED(x) __attribute__((aligned(x)))
# define __VOLK_ATTR_UNUSED __attribute__((unused))
# define __VOLK_ATTR_INLINE __attribute__((always_inline))
# define __VOLK_ATTR_DEPRECATED __attribute__((deprecated))
# if __GNUC__ >= 4
# define __VOLK_ATTR_EXPORT __attribute__((visibility("default")))
# define __VOLK_ATTR_IMPORT __attribute__((visibility("default")))
# else
# define __VOLK_ATTR_EXPORT
# define __VOLK_ATTR_IMPORT
# endif
#elif _MSC_VER
# define __VOLK_ATTR_ALIGNED(x) __declspec(align(x))
# define __VOLK_ATTR_UNUSED
# define __VOLK_ATTR_INLINE __forceinline
# define __VOLK_ATTR_DEPRECATED __declspec(deprecated)
# define __VOLK_ATTR_EXPORT __declspec(dllexport)
# define __VOLK_ATTR_IMPORT __declspec(dllimport)
#else
# define __VOLK_ATTR_ALIGNED(x)
# define __VOLK_ATTR_UNUSED
# define __VOLK_ATTR_INLINE
# define __VOLK_ATTR_DEPRECATED
# define __VOLK_ATTR_EXPORT
# define __VOLK_ATTR_IMPORT
#endif
////////////////////////////////////////////////////////////////////////
// Ignore annoying warnings in MSVC
////////////////////////////////////////////////////////////////////////
#if defined(_MSC_VER)
# pragma warning(disable: 4244) //'conversion' conversion from 'type1' to 'type2', possible loss of data
# pragma warning(disable: 4305) //'identifier' : truncation from 'type1' to 'type2'
#endif
////////////////////////////////////////////////////////////////////////
// C-linkage declaration macros
// FIXME: due to the usage of complex.h, require gcc for c-linkage
////////////////////////////////////////////////////////////////////////
#if defined(__cplusplus) && (__GNUC__)
# define __VOLK_DECL_BEGIN extern "C" {
# define __VOLK_DECL_END }
#else
# define __VOLK_DECL_BEGIN
# define __VOLK_DECL_END
#endif
////////////////////////////////////////////////////////////////////////
// Define VOLK_API for library symbols
// http://gcc.gnu.org/wiki/Visibility
////////////////////////////////////////////////////////////////////////
#ifdef volk_EXPORTS
# define VOLK_API __VOLK_ATTR_EXPORT
#else
# define VOLK_API __VOLK_ATTR_IMPORT
#endif
////////////////////////////////////////////////////////////////////////
// The bit128 union used by some
////////////////////////////////////////////////////////////////////////
#include <inttypes.h>
#ifdef LV_HAVE_SSE
#include <xmmintrin.h>
#endif
#ifdef LV_HAVE_SSE2
#include <emmintrin.h>
#endif
union bit128{
uint16_t i16[8];
uint32_t i[4];
float f[4];
double d[2];
#ifdef LV_HAVE_SSE
__m128 float_vec;
#endif
#ifdef LV_HAVE_SSE2
__m128i int_vec;
__m128d double_vec;
#endif
};
#define bit128_p(x) ((union bit128 *)(x))
#endif /*INCLUDED_LIBVOLK_COMMON_H*/
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